Sea Technology

NOV 2018

The industry's recognized authority for design, engineering and application of equipment and services in the global ocean community

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Page 5 of 52 November 2018 | ST 5 NOVEMBER 2018 Volume 59, No. 11 CONTENTS FEATURES DEPARTMENTS ©Copyright 2018 by Compass Publications, Inc. Sea Technology (ISSN 0093-3651) is published monthly by Compass Publications, Inc., 4600 N. Fairfax Dr., Suite 304, Arlington, VA 22203; (703) 524-3136; FAX (703) 841-0852. All rights reserved. Neither this publication nor any part of it may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior permission of Compass Publications Inc. Periodicals postage paid at Arlington, Virginia, and additional mailing offices. Subscriptions may be purchased at the following rates: domestic, $60 one year; $80 two years; foreign air mail, $144. Single copies $4.50 plus shipping and handling (current issue only). POSTMASTER: send address changes to Compass Publications, Inc., P.O. Box 600, Deer Isle, ME 04627-0600. CUSTOMER SERVICE, Tel. 1-800-989-5253 or 1-207-348-1057. COVER IMAGE Two ecoSUB SVP units are deployed from HMS Enterprise east of Orkney Islands during a U.K. Royal Navy exercise in October 2018. (Credit: Jeremy Sitbon, ecoSUB Robotics Ltd.) NEXT MONTH Using AUVs, ROVs to produce world's biggest 3D color map of the seafloor… Trends and new tech in the commercial diving market… Expanding USV applications beyond the military… Characterization of marine biofilms: In search of robust predictors of drag… Conference Preview: Underwater Intervention 2019. 10 SEABED MAPPING SAS Dr. Daniel D. Sternlicht (Naval Surface Warfare Center Panama City Division), Dr. Michael P. Hayes (University of Canterbury) and Dr. Roy E. Hansen (Norwegian Defence Research Establishment) review the first 50 years of synthetic aperture sonar imaging technology. 16 μAUV + μSVP = ecoSUB μSVP Terry Sloane (ecoSUB Robotics Ltd.) describes the development of an AUV to acquire sound velocity profiles. 20 COMPONENT PROTECTION ON BOARD Derek Vanek (SIFCO Applied Surface Concepts) explains how selective plating reduces vessel downtime for repairs. 23 UNPARALLELED CONNECTIVITY AT SEA Robert Squire (Thales Group) presents the Thales VesseLINK, a new-generation satellite technology for maritime communications. 27 SATCOM ON RESEARCH VESSEL Alberto Hernandez (UTM-CSIC), Raul Bardaji (freelance) and Juan Luis Ruiz (UTM-CSIC) detail the implementation of a global satellite communication system on the Spanish RV García del Cid. 30 COMPACT UNDERWATER SLIP RING SWIVEL Dr. Hiroshi Uchida (JAMSTEC), Yosaku Maeda (JAMSTEC) and Soichi Kawamata (Hanayuu Co. Ltd.) discuss how to minimize the effect of CTD package rotation on data quality in hydrographic observations. · Wide range of available sensors · Autonomous and remotely operated solutions · Custom sensor integration available A Teledyne Marine Company Unmanned Survey Options For Every Depth Deep Tow SeaRaptor AUV Up to 6000m Mid Tow Gavia AUV Up to 1000m Z-Boat 1250 Z-Boat 1800RP Surface Vehicles 7 Editorial 42 Navy Currents 8 Soundings 43 Marine Electronics 33 Capital Report 45 Environmental Monitoring 34 International 46 Professional Services Directory 36 Ocean Business 47 Contracts/Meetings 38 Product Development 49 Soapbox 40 Offshore Oil & Ocean Engineering 50 Advertiser Index

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